【Versatile Compatibility】: This adapter converts round shank to five-slot, making it compatible with a wide range of electric hammer drills and impact bits, enhancing the versatility of your tool collection 【Construction】: SDS Plus to SDS Max Adapter crafted from steel ensures long-lasting durability and reliable performance even under heavy-duty use, providing a solid solution for various drilling tasks 【Size】: With a length of 210mm, this adapter offers an ideal size that balances reach and control, allowing for efficient operation in different working environments 【Easy Installation】: Designed for straightforward installation, this converter allows quick and hassle-free attachment to your existing tools, saving time and effort during setup 【Easy to Use】: SDS Plus to SDS Max Adapter provides stable connection with easy plug-in and removal, enabling smooth and effortless drilling Specification: Material: Steel Size Chart: 21cm/8.27inch Package Includes: 1x SDS Plus to SDS Max Adapter Note: Please allow slight errors of 1-2cm/0.39-0.79inch due to manual measurement